:root{
  --bg:#040816; --panel:#0b132b; --ink:#f1f5f9; --muted:#cbd5e1; --line:#1e293b;
  --a1:#22d3ee; --a2:#38bdf8; --a3:#a78bfa; --ok:#10b981; --warn:#f59e0b;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,'Noto Sans',Ubuntu,Cantarell,sans-serif;background:
radial-gradient(1600px 700px at -10% -10%, rgba(56,189,248,.18), transparent),
radial-gradient(1400px 600px at 120% 0%, rgba(167,139,250,.16), transparent),
linear-gradient(180deg, #040816 0%, #050b1d 60%, #07122a 100%);color:var(--ink);line-height:1.7}
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
.header{position:sticky;top:0;background:rgba(4,8,22,.7);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);z-index:40}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.9rem 0}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:900;letter-spacing:.2px}
.brand .dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--a1),var(--a3))}
.nav a{color:var(--ink);text-decoration:none;margin-left:1rem;opacity:.9}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center;padding:3rem 0 2rem}
.hero h1{font-size:clamp(32px,5.6vw,56px);margin:.2rem 0 1rem;background:linear-gradient(135deg,var(--a1),var(--a2),var(--a3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted)}
.kv{border:1px solid var(--line);border-radius:1rem;overflow:hidden;box-shadow:0 18px 60px rgba(0,0,0,.35)}
img.responsive{width:100%;height:auto;display:block}
.cta{display:flex;gap:.8rem;margin-top:1rem;flex-wrap:wrap}
.btn{display:inline-block;padding:.9rem 1.1rem;border-radius:1rem;border:1px solid var(--line);background:linear-gradient(180deg,#0b132b,#091024);color:var(--ink)}
.btn.primary{background:linear-gradient(135deg,var(--a1),var(--a3));color:#04121b;border-color:transparent;font-weight:800}
.section{padding:3rem 0;border-top:1px solid var(--line)}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(4,minmax(0,1fr))}
.card{position:relative;border:1px solid var(--line);border-radius:1rem;background:#0a1126;overflow:hidden;min-height:210px;box-shadow:0 12px 40px rgba(0,0,0,.35)}
.card .meta{position:absolute;inset:auto 0 0 0;padding:1rem;background:linear-gradient(180deg, transparent, rgba(4,8,22,.85) 40%, rgba(4,8,22,.98))}
.card h3{margin:.2rem 0 .2rem 0;font-size:1.05rem}
.badge{display:inline-block;padding:.15rem .5rem;border-radius:.5rem;background:rgba(34,211,238,.14);color:var(--a1);border:1px solid rgba(34,211,238,.35);font-size:.8rem}
.card a{position:absolute;inset:0}
.card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(1.1) contrast(1.05) brightness(.9)}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;align-items:center}
.lead{color:var(--muted);max-width:62ch}
.list{display:grid;gap:.4rem;margin:1rem 0 0 0}
.list li{background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.25);padding:.45rem .6rem;border-radius:.6rem}
.footer{padding:2rem 0;border-top:1px solid var(--line);color:var(--muted);font-size:.95rem}
.small{font-size:.9rem;color:var(--muted)}
@media (max-width:1100px){.hero{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.feature{grid-template-columns:1fr}}
@media (max-width:640px){.grid{grid-template-columns:1fr}}